here's a decent article helping to sort out the technologies microsoft has (and had) regarding collaboration:
sick of remembering all the parameters for stsadm.exe?
i just checked the ms webpart library and found the stsadm gui tool
a recent kbarticle (kb835162) outlines the reason for receiving the “incompatible spreadsheet format“ message when using the import from spreadsheet function in lists.
a few of my clients have seen this, so in case you are experiencing it, here is some reasoning.
well, truth be known, i am not currently working on a sharepoint project at this time (other than continuing to fine tune my web parts and create new ones), but rather on some new whidbey stuff and also trying to fine tune my poker skills ;-)!
in addition to that, i'm preparing to speak at devdays in phoenix coming up...cool thing is, since it is national, ms prepares all speakers so the same message is being sent across the nation...last year i enjoyed forcing a blue screen on the big screen for my boss -- it was good...i highly recommend it